Re: [dvd::rip] consider frame range
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Subject: |
Re: [dvd::rip] consider frame range |
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From: |
Brian <brian@xxxxxxxxxxxxxxx> |
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Date: |
Sat, 17 Jun 2006 13:15:26 +0200 |
Am Samstag, den 17.06.2006, 11:49 +0200 schrieb Jörn Reder:
> Ok, I just did this check: I transcoded a PAL 16:9 movie to 512x272 avi,
> target size 700 MB with a calculated video bitrate of 901 kbit/s, using
> xvid and mp3 audio, 128 kbit/s. The resulting file size was 731869026
> bytes = 697 MB, which is Ok (2 MB difference are normal). Then I did the
> same transcoding with ffmpeg/mpeg4: nearly exactly the same file size, a
> difference of just 85KB! As well I reviewed the bitrate calculation
> sheet and couldn't find any error (which was of course expected, because
> dvd::rip's bitrate calculation algorithm didn't change for ages and
> works quite well for many people... ;)
Did you take XviD4? I don't know much about codecs but XviD4 seems to be
a modern codec.
Most of the time I take 735MB to get a file about 699MB.
But last time I even got 590MB only for a movie of 88 minutes. Because
the qualitiy is ok though, I will keep the file.
Brian
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